112431599 has 4 divisors (see below), whose sum is σ = 128493264. Its totient is φ = 96369936.

The previous prime is 112431593. The next prime is 112431611. The reversal of 112431599 is 995134211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112431599 - 2²⁰ = 111383023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112431593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8030822 + ... + 8030835.

It is an arithmetic number, because the mean of its divisors is an integer number (32123316).

Almost surely, 2^112431599 is an apocalyptic number.

112431599 is a deficient number, since it is larger than the sum of its proper divisors (16061665).

112431599 is an equidigital number, since it uses as much as digits as its factorization.

112431599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16061664.

The product of its digits is 9720, while the sum is 35.

The square root of 112431599 is about 10603.3767734623. The cubic root of 112431599 is about 482.6468347794.

It can be divided in two parts, 1124 and 31599, that added together give a palindrome (32723).

The spelling of 112431599 in words is "one hundred twelve million, four hundred thirty-one thousand, five hundred ninety-nine".